| Ostrow Mazowiecka to Castelletto sopra Ticino | 770.84 mi (1,240.55 km) |
| Ostrow Mazowiecka to Castelli Calepio | 732.10 mi (1,178.19 km) |
| Ostrow Mazowiecka to Castelnovo ne' Monti | 779.23 mi (1,254.05 km) |
| Ostrow Mazowiecka to Castelnuovo Berardenga | 808.74 mi (1,301.55 km) |
| Ostrow Mazowiecka to Castelnuovo di Porto | 856.25 mi (1,377.99 km) |
| Ostrow Mazowiecka to Castelnuovo di Verona | 714.39 mi (1,149.71 km) |
| Ostrow Mazowiecka to Castelnuovo Rangone | 756.79 mi (1,217.93 km) |
| Ostrow Mazowiecka to Castelvetrano | 1,132.41 mi (1,822.44 km) |
| Ostrow Mazowiecka to Castelvetro di Modena | 759.04 mi (1,221.56 km) |
| Ostrow Mazowiecka to Castenaso | 743.25 mi (1,196.15 km) |
| Ostrow Mazowiecka to Castenedolo | 727.46 mi (1,170.73 km) |
| Ostrow Mazowiecka to Castiglion Fiorentino | 797.90 mi (1,284.09 km) |
| Ostrow Mazowiecka to Castiglione del Lago | 806.68 mi (1,298.22 km) |
| Ostrow Mazowiecka to Castiglione delle Stiviere | 724.59 mi (1,166.11 km) |
| Ostrow Mazowiecka to Castrolibero | 970.09 mi (1,561.21 km) |
